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All About BLDC Motor Control: Sensorless Brushless DC Motor Controllers

All About BLDC Motor Control: Sensorless Brushless DC Motor Controllers

Learn about sensorless brushless DC motor controllers, some example ICs, and some disadvantages of using such motors.


Teardown Tuesday: Motion-Activated Trail Camera

Teardown Tuesday: Motion-Activated Trail Camera

In this Teardown Tuesday, we are going to take a look at the inner workings of a trail camera!


News Oct 17, 2017 by Alex Udanis
DARPA’s New Infrared Smart Sensor Can Operate with “Near-Zero” Power Consumption

DARPA’s New Infrared Smart Sensor Can Operate with “Near-Zero” Power Consumption

A research team from Northeastern University has created a near-zero power consumption sensor at standby.


News Oct 15, 2017 by Zabrel Holsman
Testing for a Robot’s Collision Detection System with Varying Impact Resistance

Testing for a Robot’s Collision Detection System with Varying Impact Resistance

We’ll use real collision data to refine the detection algorithm, and even better, we’ll confirm that the system actually works.


Projects Sep 28, 2017 by Robert Keim
Build a Temperature and/or Humidity Controlled Fan with a Picaxe 08M2 Microcontroller

Build a Temperature and/or Humidity Controlled Fan with a Picaxe 08M2 Microcontroller

A Picaxe 08M2 microcontroller and an HIH6030 sensor team up to easily control a ventilation fan using temperature or humidity or both.


How to Protect Your Robot with Automatic Collision Detection

How to Protect Your Robot with Automatic Collision Detection

In this article, we’ll develop and test an algorithm for automatically shutting down a robot in response to a collision (or some other violent event).


Projects Sep 21, 2017 by Robert Keim
Intelligence at the Edge Part 1: The Edge Node

Intelligence at the Edge Part 1: The Edge Node

The industrial Internet of Things (IoT) encompasses the broad transformation underway that will make pervasive sensing across connected machines not just a competitive advantage, but an essential fundamental service. The industrial IoT starts with the edge node, which is the sensing and measurement entry point of interest.


New SDP3x Differential Pressure Sensor from Sensirion Allows Precise VTOL Functionality for Drones

New SDP3x Differential Pressure Sensor from Sensirion Allows Precise VTOL Functionality for Drones

Sensirion’s SDP3x differential pressure sensor offers high sensitivity at low airspeeds—in the smallest package on the market.


How to Build a Tachometer/Speedometer with an Optoelectronic Sensor, a Microcontroller, and a Disc

How to Build a Tachometer/Speedometer with an Optoelectronic Sensor, a Microcontroller, and a Disc

Learn how to make a tachometer and speedometer using a C8051 microcontroller, an optoelectronic sensor, and a spinning disc.


Projects Sep 06, 2017 by Nick Davis
Gathering and Analyzing a Robot’s Accelerometer Data

Gathering and Analyzing a Robot’s Accelerometer Data

An accelerometer can be a valuable addition to a robotics project. This article will show you one approach to generating and analyzing acceleration data.


Projects Sep 01, 2017 by Robert Keim
Build Your Own Motion Detection System Using an Accelerometer

Build Your Own Motion Detection System Using an Accelerometer

This project uses a C8051 microcontroller development kit, an accelerometer evaluation board, and Simplicity Studio IDE—all from Silicon Labs—to rather quickly and easily build a motion-detecting alarm system.


Projects Aug 31, 2017 by Nick Davis
ams and ROHM’s Contributions to the Color Sensor Makeover for Mobile Devices

ams and ROHM’s Contributions to the Color Sensor Makeover for Mobile Devices

A new breed of color sensors is taking integration to a new level with more robust white color balancing capabilities and display management features.


News Aug 29, 2017 by Majeed Ahmad
MEMS Vibration Monitoring: From Acceleration to Velocity

MEMS Vibration Monitoring: From Acceleration to Velocity

MEMS accelerometers have finally reached a point where they are able to measure vibration on a broad set of machine platforms.


Teardown Tuesday: Leeo Wi-Fi Carbon Monoxide and Smoke Alarm

Teardown Tuesday: Leeo Wi-Fi Carbon Monoxide and Smoke Alarm

In this teardown, we examine the PCBs and the main ICs found inside the Leeo Smart Alert Nightlight.


News Jun 27, 2017 by Nick Davis
An Introduction to Motion Sensors: PIR, Tilt, Force, and More

An Introduction to Motion Sensors: PIR, Tilt, Force, and More

Learn about various movement-type sensors including accelerometers, tilt sensors, vibration sensors, PIR (passive infrared) sensors, and rotation sensors.


Build a Soil Moisture Sensor with the ADICUP Evaluation Board from Analog Devices

Build a Soil Moisture Sensor with the ADICUP Evaluation Board from Analog Devices

With all this hot weather this summer, we need to keep our plants well-fed. That's where the Debra 2 Moisture Sensor comes in!


Projects Jun 15, 2017 by Ryan Jones
Understanding and Eliminating 1/f Noise

Understanding and Eliminating 1/f Noise

This article defines 1/f noise and goes over ways to reduce or eliminate it in precision measurement applications.


Creating a Smart Home with Blynk

Creating a Smart Home with Blynk

This article describes how a prototype for a basic smart home system can be designed using the Silego GreenPAK and the Blynk app.


Sensor + Test 2017 Highlights: Mini Pressure Sensors for Wearables and a Magnetless Position Sensor

Sensor + Test 2017 Highlights: Mini Pressure Sensors for Wearables and a Magnetless Position Sensor

The sensing revolution is accelerating amid an uptake in automotive, consumer and industrial designs.


News Jun 01, 2017 by Majeed Ahmad
Measuring Rotation in Harsh Environments: New Rotary Position Sensors from TT Electronics

Measuring Rotation in Harsh Environments: New Rotary Position Sensors from TT Electronics

Rotary position sensors such as the PHS series can help you track mechanical changes in a wide variety of applications.